<template>
    <nav class="nav-box">
        <div class="nav-input">
            <input id="userInput" type="text">
        </div>
        <div id="seachBtn" class="nav-btn">
            <span>搜索</span>
        </div>
    </nav>
</template>
<script>
    Vue.component("",{
        template:"?????"
    })



</script>